5,5'-Dithiobis(2-nitrobenzoic acid) - CAS 69-78-3

Catalog: BB033972
Product Name: 5,5'-Dithiobis(2-nitrobenzoic acid)
CAS: 69-78-3
Synonyms: DTNB; 3,3'-Dithiobis[6-nitrobenzoic Acid]; 2,2'-Dinitro-5,5'-dithiodibenzoic Acid; 5,5'-Dithiobis[2-nitrobenzoic Acid]; Ellman's Reagent
5,5'-Dithiobis(2-nitrobenzoic acid)
IUPAC Name:5-[(3-carboxy-4-nitrophenyl)disulfanyl]-2-nitrobenzoic acid
Description:5,5'-Dithiobis(2-nitrobenzoic acid) is a non-fluorescent probe and membrane-impermeant thiol/disulfide exchange blocker, used to quantify the number or concentration of thiol groups in a sample.
Molecular Weight:396.34
Molecular Formula:C14H8N2O8S2
Canonical SMILES:C1=CC(=C(C=C1SSC2=CC(=C(C=C2)[N+](=O)[O-])C(=O)O)C(=O)O)[N+](=O)[O-]
InChI:InChI=1S/C14H8N2O8S2/c17-13(18)9-5-7(1-3-11(9)15(21)22)25-26-8-2-4-12(16(23)24)10(6-8)14(19)20/h1-6H,(H,17,18)(H,19,20)
InChI Key:KIUMMUBSPKGMOY-UHFFFAOYSA-N
Boiling Point:671.9±55.0 ℃ (Predicted)
Melting Point:240-245 ℃ (dec.)
Purity:≥ 99 %
Density:1.787 g/cm3
Solubility:Slightly soluble in DMSO, Ethyl Acetate (Heated)
Appearance:White to light yellow crystal powder
Storage:2-8 ℃
MDL:MFCD00007140
LogP:4.74520

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